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Interest-Bearing Liabilities - Reconciliation of Liabilities Arising from Financing Activities (Detail) - SEK (kr) kr in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disclosure Of Detailed Information About Borrowings [Line Items] |  |  |
Opening balance | kr 46,873 |  |
Cash ﬂows |  |  |
Proceeds from issuance borrowings | 3,615 | kr 19,728 | kr 10,755
Repayment of borrowings | (15,917) | (7,884) | (16,029)
Other financing activities | 162 | 1,124 | 352
Lease payments | (2,492) | (2,857) | (2,593)
Non-cash changes |  |  |
Closing balance | 38,041 | 46,873 |
Liabilities Arising From Financing Activities [Member] |  |  |
Disclosure Of Detailed Information About Borrowings [Line Items] |  |  |
Opening balance | 54,328 | 42,234 |
Cash ﬂows |  |  |
Proceeds from issuance borrowings | 3,615 | 19,728 |
Repayment of borrowings | (15,917) | (7,884) |
Other financing activities | 152 | 1,101 |
Lease payments | (2,492) | (2,857) |
Non-cash changes |  |  |
Effect of foreign exchange movement | 2,705 | 930 |
Revaluation due to changes in credit risk | 567 | 667 |
Other changes in fair value | 343 | 1,131 |
New and extended lease contracts | 2,536 | 1,547 |
Balances regarding acquired business | 0 | 2 |
Other non-cash movements | (301) | (411) |
Closing balance | kr 45,536 | kr 54,328 | kr 42,234

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- Definition The amount of additions to right-of-use assets. [Refer: Right-of-use assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2024-01-01 -Paragraph 53 -Subparagraph h -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2024-en-r&anchor=para_53_h&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The increase (decrease) in liabilities arising from financing activities resulting from changes in fair values. [Refer: Liabilities arising from financing activities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2024-01-01 -Paragraph 44B -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&anchor=para_44B_d&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of other comprehensive income, net of tax, related to changes in the fair value of financial liabilities attributable to the changes in the credit risk of those liabilities. [Refer: Other comprehensive income; Credit risk [member]; Financial liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 91 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_91_a&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 7 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_7&doctype=Standard -URIDate 2024-03-27 + Details
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